The perimeters of the square and the rectangle below are the same write and solve an equation to find the value of x

Express the following as a function of a single angle, cos(60) cos(-20) - sin(60) sin(-20)

Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.